No
you don't need a jacket based on the weather in Georgetown, Halton Hills, ON, Canada 1 second ago
71°F22°C & Clear
Wind is 7 mph11 km/h from the East, gusting to 11 mph17 km/h
| September 16 | ||||
| 12pm | 72°F22°C | 8 mph12 km/h East | Mostly Clear | |
| 1pm | 74°F24°C | 7 mph12 km/h East | Clear | |
| 2pm | 76°F24°C | 7 mph12 km/h East | Clear | |
| 3pm | 77°F25°C | 7 mph12 km/h East | Mostly Clear | |
| 4pm | 77°F25°C | 7 mph12 km/h Southeast | Clear | |
| 5pm | 76°F24°C | 7 mph11 km/h Southeast | Clear | |
| 6pm | 74°F23°C | 6 mph9 km/h Southeast | Clear | |
| 7pm | 69°F21°C | 3 mph5 km/h Southeast | Clear | |
| 8pm | 65°F18°C | 3 mph4 km/h Southeast | Clear | |
| 9pm | 63°F17°C | 2 mph3 km/h Southeast | Clear | |
| 10pm | 60°F16°C | 2 mph4 km/h North | Clear | |
| 11pm | 59°F15°C | 3 mph4 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 52°F11°C | 77°F25°C | 6 mph10 km/h from East | Mostly Clear | Clear |
| September 17 | 53°F12°C | 77°F25°C | 4 mph6 km/h from East | Mostly Clear | Mostly Clear |
| September 18 | 56°F13°C | 79°F26°C | 7 mph11 km/h from Northwest | Mostly Clear | Clear |
| September 19 | 51°F11°C | 71°F22°C | 7 mph12 km/h from North | Clear | Clear |
| September 20 | 46°F8°C | 67°F20°C | 10 mph15 km/h from East | Mostly Clear | Partly Cloudy |
| September 21 | 52°F11°C | 78°F25°C | 7 mph12 km/h from South | Partly Cloudy | Partly Cloudy |
| September 22 | 62°F17°C | 78°F26°C | 12 mph19 km/h from Southwest | Partly Cloudy | Mostly Clear |
Yes
Low of 54°F12°C, High of 77°F25°CWind: 4 mph6 km/h
Precipitation: None